Clean It Up
UK Window Cleaning Forum => Window Cleaning Forum => Topic started by: Pure Glass on April 09, 2012, 04:44:26 pm
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Just doing a resin change and though I'd check my ppm from my garden tap.
It's shot up to 498 :o
Anybody got ppm as high? This is my first resin change after a year, but I do flush for a good 20 minutes every night and change pre filters every 3/4 months.
Steve
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First resin change in a year ..what RO are you using ?
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Standard 4040 from pure freedom. I make around 2000 litres a week. 10 bar pressure when flushing, 60 bar when booster pump kicks in, as I have low tap pressure
Steve
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That sounds like the one to get then
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my tap tds has gone up as well.last week it was 31 now its 45.not too bad ill just wear my resin out a bit quicker.
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Steve mine is nearing the 500 mark also.
it does go up and down a bit, I guess this is depending where the water is coming from.
I flush before everyfill also
I use 4040 also. Changed one vessal of resin once in 18 months :o on twin di each tanks a sack each. (although I did replace both 18 months ago so not a true reading although I wish it was
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Its an indication that the water is coming out of bore holes.
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Just measured mine in Milton Keynes and is 478, not good as they say dont drink your water if it's over the 500 Mark..!
Graham
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Standard 4040 from pure freedom. I make around 2000 litres a week. 10 bar pressure when flushing, 60 bar when booster pump kicks in, as I have low tap pressure
Steve
60 bar is 900 psi. Do they really run that pressure?
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648 ppm in leighton buzzard